CREATE TABLE authors (
  id   BIGSERIAL PRIMARY KEY,
  name text      NOT NULL,
  bio  text
);

CREATE TABLE IF NOT EXISTS weather_metrics
(
    time             TIMESTAMP WITHOUT TIME ZONE NOT NULL,
    timezone_shift   INT                         NULL,
    city_name        TEXT                        NULL,
    temp_c           DOUBLE PRECISION            NULL,
    feels_like_c     DOUBLE PRECISION            NULL,
    temp_min_c       DOUBLE PRECISION            NULL,
    temp_max_c       DOUBLE PRECISION            NULL,
    pressure_hpa     DOUBLE PRECISION            NULL,
    humidity_percent DOUBLE PRECISION            NULL,
    wind_speed_ms    DOUBLE PRECISION            NULL,
    wind_deg         INT                         NULL,
    rain_1h_mm       DOUBLE PRECISION            NULL,
    rain_3h_mm       DOUBLE PRECISION            NULL,
    snow_1h_mm       DOUBLE PRECISION            NULL,
    snow_3h_mm       DOUBLE PRECISION            NULL,
    clouds_percent   INT                         NULL,
    weather_type_id  INT                         NULL
);